CVE-2007-5365 Memory corruption in n/a

What is CVE-2007-5365?

CVE-2007-5365 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 11 Oct 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in the cons_options function in options.c in dhcpd in OpenBSD 4.0 through 4.2, and some other dhcpd implementations based on ISC dhcp-2, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a DHCP request specifying a maximum message size smaller than the minimum IP MTU.

Weakness: CWE-119

Which versions are affected by CVE-2007-5365?

It affects 7 products.

Products include Debian Debian Linux, Openbsd Openbsd, Redhat Enterprise Linux, Redhat Linux Advanced Workstation, Sun Opensolaris, Sun Solaris and 1 more.

How do I fix CVE-2007-5365?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2007-5365 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-5365 exists.

Public exploit code: 1 Exploit-DB entry.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DSA-1388-1, DSA-1388-3, GHSA-q79j-j4r9-8grp.